Am Dienstag, 5. Oktober 2010, 18:18:45 schrieb Ramya Desai: > > You are not following the correct procedure. The driver for CDC ACM devices > > is cdc_acm. According to your log it is autoloaded. Use /dev/ttyACMx > > to talk to your device. > > I used /dev/ttyACM2 (as showed in debug messages) as well. > With this I didn't get any error with open(). > > However I am not able to read/write from the device. What happens if you try? Regards Oliver -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html